This is a collection of vintage postcards/paper ephemera documenting the construction and operation of the St. Lawrence Seaway. The color photographic postcards depict major infrastructure projects including the Moses-Saunders Power Dam and the Vista House Overlook. Images show large ships navigating locks and canals, various construction sites, and finished administrative buildings, including visible text identifying "POWER DAM" and "ST. LAWRENCE SEAWAY." The collection is housed in clear plastic protector pages.

Condition
All property is sold in "as is" condition and all sales are final. Teel Auctions and its consignor make no representations or warranties, express or implied, with respect to the property or the correctness of the catalog or other description of the authenticity.